Counter-terrorism police have launched an urgent investigation after five men were arrested near RAF Fairford, the Gloucestershire airbase used by American forces, over a suspected bomb plot. The operation began in the early hours of Sunday when a member of the public flagged three vehicles behaving suspiciously as they moved toward the base, prompting armed officers to swoop in and detain the men in the nearby village of Whelford. Police declared a major incident, evacuated roughly 85 homes as a precaution, and brought in bomb disposal teams to examine the seized vans. All five suspects remain in custody as investigators work through the earliest stages of the case.

According to The Telegraph and other British outlets, investigators now regard an Iran-linked motive as the most likely explanation, given that RAF Fairford has been used by U.S. aircraft carrying out strikes on Iranian targets. Officers are still keeping an open mind, however, with Russian involvement and homegrown Islamist extremism also being examined as the inquiry unfolds. The base's role in recent American operations has made it a higher-profile target than usual, adding weight to the state-linked theory even as detectives caution that no motive has been confirmed. For now, residents near the base remain displaced and the country waits to learn exactly who was behind the plot and why.